[Solved] Find the error in this pytest code:import pytest @pytest.mark.parametrize('a,b', [(1, 2), (3, 4)]) def test_sum(a, b): assert a + b = 3 | PyTest

PyTest - Parametrize

Find the error in this pytest code:

import pytest

@pytest.mark.parametrize('a,b', [(1, 2), (3, 4)])
def test_sum(a, b):
    assert a + b = 3

AAssignment operator used instead of comparison in assertion

BParameter names should be a list, not a string

CParametrize decorator missing parentheses

DTest function missing return statement

Step-by-Step Solution

Solution:

Step 1: Review assertion syntax
The assertion uses '=' which is assignment, not comparison.
Step 2: Correct syntax
It should use '==' to compare values in assert statements.
Final Answer:
Assignment operator used instead of comparison in assertion -> Option A
Quick Check:
Use '==' for comparisons in assert [OK]

Quick Trick: Use '==' in assert, not '=' [OK]

Common Mistakes:

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